CVE-2019-12383 Information

Description

Tor Browser before 8.0.1 has an information exposure vulnerability. It allows remote attackers to detect the browser’s UI locale by measuring a button width even if the user has a \Don’t send my language\ setting.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Reference

http://www.securityfocus.com/bid/108484 https://gitweb.torproject.org/tor-browser.git/commit/?id=cbb04b72c68272c2de42f157d40cd7d29a6b7b55 https://hackerone.com/reports/282748 https://trac.torproject.org/projects/tor/ticket/24056

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

4.3